/*
 * Copyright (C) 2005-2011 MaNGOS <http://www.getmangos.com/>
 *
 * Copyright (C) 2008-2011 Trinity <http://www.trinitycore.org/>
 *
 * Copyright (C) 2010-2011 ProjectSkyfire <http://www.projectskyfire.org/>
 * 
 * Copyright (C) 2011 ArkCORE <http://www.arkania.net/>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */

#ifndef _TRANSACTION_H
#define _TRANSACTION_H

#include "SQLOperation.h"

//- Forward declare (don't include header to prevent circular includes)
class PreparedStatement;

/*! Transactions, high level class. */
class Transaction {
	friend class TransactionTask;
	friend class MySQLConnection;

public:
	Transaction() :
			_cleanedUp(false) {
	}
	~Transaction() {
		Cleanup();
	}

	void Append(PreparedStatement* statement);
	void Append(const char* sql);
	void PAppend(const char* sql, ...);

	size_t GetSize() const {
		return m_queries.size();
	}

protected:
	void Cleanup();
	std::list<SQLElementData> m_queries;

private:
	bool _cleanedUp;
};
typedef ACE_Refcounted_Auto_Ptr<Transaction, ACE_Null_Mutex> SQLTransaction;

/*! Low level class*/
class TransactionTask: public SQLOperation {
	template<class T> friend class DatabaseWorkerPool;
	friend class DatabaseWorker;

public:
	TransactionTask(SQLTransaction trans) :
			m_trans(trans) {
	}
	;
	~TransactionTask() {
	}
	;

protected:
	bool Execute();

	SQLTransaction m_trans;
};

#endif
